Description

Basic Blue 26 is a cationic, triarylmethane dye widely recognized for its intense blue color and strong affinity for polyacrylonitrile fibers. This high-performance colorant is valued for its excellent tinctorial strength and good fastness properties, making it a critical component in demanding industrial coloration processes. It is primarily utilized by manufacturers in the textile, paper, and specialty ink industries seeking reliable and vibrant blue hues.

Application

• Textile Dyeing: Primary application for dyeing acrylic, modacrylic, and acid-modified polyester fibers, offering brilliant blue shades.
• Paper Coloring: Used in the production of colored papers, tissues, and specialty packaging where a strong blue color is required.
• Ink Manufacturing: A key pigment for creating blue inks used in flexographic, gravure, and specialty printing applications.
• Leather Finishing: Employed in the dyeing of leather goods to achieve consistent and deep blue finishes.
• Biological Staining: Used in histology and microbiology as a staining agent for microscopic analysis.
• Plastics and Polymers: Incorporated for mass coloration of certain plastics and synthetic materials.

Basic Information

Product Name	Basic Blue 26
CAS No.	2580-56-5
Molecular Formula	C₃₃H₄₀ClN₃
Molecular Weight	514.14 g/mol
Synonyms	Victoria Pure Blue BO; C.I. 44045; Aizen Victoria Pure Blue BOH; Astrazon Blue BG; Basic Blue BO; Maxilon Blue BG; Sevron Blue B; Sumiacryl Blue N-BL; Triarylmethane Blue BO; 4-[(4-Dimethylaminophenyl)[4-(ethylamino)-1-naphthyl]methylene]-N,N-dimethylcyclohexa-2,5-dien-1-iminium chloride
EINECS	219-943-6

Quality Control

Our Basic Blue 26 is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for color strength, shade, solubility, and impurity profiles. We provide full traceability and Certificates of Analysis (COA) are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark greenish-blue powder or crystals
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to standard
Moisture (KF)	≤ 5.0%
Water Solubility	Conforms
Ash Content	≤ 1.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.